• 专利标题:   Preparation of potassium-doped graphene quantum dots useful in e.g. optoelectronic and solar battery applications, involves adding sugar and potassium hydroxide to deionized water, carrying out hydrothermal reaction, and purifying.
  • 专利号:   CN107011896-A
  • 发明人:   LI X, LU C, QIAN F, TANG L, YANG P
  • 专利权人:   UNIV YUNNAN NORMAL
  • 国际专利分类:   C01B032/184, C09K011/65
  • 专利详细信息:   CN107011896-A 04 Aug 2017 C09K-011/65 201763 Pages: 6 Chinese
  • 申请详细信息:   CN107011896-A CN10054104 27 Jan 2016
  • 优先权号:   CN10054104

▎ 摘  要

NOVELTY - The preparation method of potassium-doped graphene quantum dots involves adding sugar and potassium hydroxide to deionized water and then uniformly mixing, stirring the mixture and then placing in a reactor, carrying out hydrothermal reaction at constant temperature, and purifying. USE - The method is useful for preparation of potassium-doped graphene quantum dots, which are useful in electronic, optoelectronic, solar battery and chemical sensing applications. ADVANTAGE - The method enables simple and easy preparation of potassium-doped graphene quantum dots with excellent photoelectric properties, solubility and dispersibility.